<template>
    <div class="bj">
        <div class="login_box">
            <div class="logo">
                <img src="../assets/logo.png" alt="">
            </div>
<el-form ref="loginFormRef" :model="loginForm" :rules="loginFormRules" label-width="0px" class="login_form">
   <el-form-item prop="username">
     <el-input v-model="loginForm.username" prefix-icon="el-icon-user-solid"></el-input>
   </el-form-item>
   <el-form-item prop="password">
    <el-input v-model="loginForm.password" prefix-icon="el-icon-s-opportunity" type="password"></el-input>
   </el-form-item>
   <el-form-item class="btns">
    <el-button type="primary" @click="login">登录</el-button>
    <el-button type="success" @click="resetLoginForm">重置</el-button>
  </el-form-item>   
</el-form>
        </div>
    </div>
</template>

<script>
export default {
    data (){
        return {
              loginForm:{
                  username: 'admin',
                   password: '123456'
            },
            loginFormRules:{
                username:[ 
                    { required: true, message: '请输入活动名称', trigger: 'blur' },
                     { min: 3, max: 5, message: '长度在 3 到 5 个字符', trigger: 'blur' }],
                password:[  { required: true, message: '请输入活动名称', trigger: 'blur' },
                     { min: 6, max: 15, message: '长度在 6 到 15 个字符', trigger: 'blur' }]
            }
        };
    },
    methods:{
        resetLoginForm(){
         

            this.$refs.loginFormRef.resetFields();
        },
        login(){
            this.$refs.loginFormRef.validate(async valid=>{
                if(!valid) return;
              const { data:res }=await this.$http.post("login",this.loginForm);
                   if(res.meta.status !== 200) return this.$message.error('登录失败')
                    this.$message.success("登录成功")
                    window.sessionStorage.setItem("token", res.data.token);
                    this.$router.push("./home");
            });
        }
    }
};
</script>

<style lang="less" scoped>
.bj{
    background-color:#2b4b6b;
    height: 100%;
}

.login_box{
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 3px;
    position: absolute;
    left: 50%;
    top:50%;
    transform: translate(-50%,-50%);
}

.logo{
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 30%;
    top: -30%;
}
img{
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #eee;
}
.btns{
    display: flex;
    justify-content: center;
    align-items: center;
}

.login_form{
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
}
</style>
